GB1228001A - - Google Patents
Info
- Publication number
- GB1228001A GB1228001A GB1228001DA GB1228001A GB 1228001 A GB1228001 A GB 1228001A GB 1228001D A GB1228001D A GB 1228001DA GB 1228001 A GB1228001 A GB 1228001A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sheet
- gauge
- thickness
- scanned
- zones
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D5/00—Control of dimensions of material
- G05D5/02—Control of dimensions of material of thickness, e.g. of rolled material
- G05D5/03—Control of dimensions of material of thickness, e.g. of rolled material characterised by the use of electric means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92114—Dimensions
- B29C2948/92133—Width or height
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92114—Dimensions
- B29C2948/92152—Thickness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92323—Location or phase of measurement
- B29C2948/92466—Auxiliary unit, e.g. for external melt filtering, re-combining or transfer between units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92961—Auxiliary unit, e.g. for external melt filtering, re-combining or transfer between units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Paper (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US63039367A | 1967-04-12 | 1967-04-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1228001A true GB1228001A (sv) | 1971-04-15 |
Family
ID=24526991
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1233350D Expired GB1233350A (sv) | 1967-04-12 | 1968-04-01 | |
GB1229770D Expired GB1229770A (sv) | 1967-04-12 | 1968-04-01 | |
GB1228001D Expired GB1228001A (sv) | 1967-04-12 | 1968-04-01 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1233350D Expired GB1233350A (sv) | 1967-04-12 | 1968-04-01 | |
GB1229770D Expired GB1229770A (sv) | 1967-04-12 | 1968-04-01 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3557351A (sv) |
DE (1) | DE1763151A1 (sv) |
GB (3) | GB1233350A (sv) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2476535A1 (fr) * | 1980-02-21 | 1981-08-28 | Windmoeller & Hoelscher | Procede de regulation de l'epaisseur de feuilles planes fabriquees dans des installations d'extrusion de feuilles planes |
DE3215067A1 (de) * | 1982-04-05 | 1983-10-06 | Showa Electric Wire & Cable Co | Automatische pruefvorrichtung zum nachweis von fremdkoerpern |
GB2204411A (en) * | 1987-05-01 | 1988-11-09 | Bwg Bergwerk Walzwerk | Monitoring device for transverse curvature etc., in metal strips |
WO1990001673A1 (de) * | 1988-08-10 | 1990-02-22 | Sulzer-Escher Wyss Gmbh | Messvorrichtung zur querprofilmessung einer papierbahn |
EP0383477A1 (en) * | 1989-02-07 | 1990-08-22 | Jackson Jordan, Inc | Railway rail profile measuring apparatus |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2950003C2 (de) * | 1979-12-12 | 1983-08-11 | Windmöller & Hölscher, 4540 Lengerich | Verfahren zur Regelung der Foliendicke an einer Blasfolien-Extruderanlage |
US4453404A (en) * | 1982-11-22 | 1984-06-12 | The Mead Corporation | Method and apparatus for determining statistical characteristics of sheet material |
US4994976A (en) * | 1988-02-17 | 1991-02-19 | Mitsubishi Jukogyo Kabushiki Kaisha | Film thickness controller |
US4965736A (en) * | 1988-06-15 | 1990-10-23 | Measurex Corporation | Cross-directional control of sheetmaking systems |
DE3843180A1 (de) * | 1988-12-22 | 1990-07-05 | Dietmar Dipl Ing Erhardt | Verfahren zum erfassen und ausgleichen von legefehlern beim herstellen einer bahn eines mehrlagigen vlieses |
JP2612244B2 (ja) * | 1988-12-29 | 1997-05-21 | 王子油化合成紙株式会社 | 延伸樹脂フィルムの肉厚制御方法 |
US4982334A (en) * | 1989-01-27 | 1991-01-01 | Measurex Corporation | Calender control system for sheetmaking |
FR2678645B1 (fr) * | 1991-07-01 | 1993-10-29 | Sollac | Procede de regulation d'un traitement metallurgique effectue sur un produit en defilement et dispositif pour sa mise en óoeuvre. |
DE19733454A1 (de) | 1997-08-02 | 1999-02-04 | Voith Sulzer Papiermasch Gmbh | Verfahren und Vorrichtung zur Erkennung und Korretur einer Faserorientierungs-Querprofil-Veränderung |
US6618631B1 (en) * | 2000-04-25 | 2003-09-09 | Georgia Tech Research Corporation | Adaptive control system having hedge unit and related apparatus and methods |
JP4518175B2 (ja) * | 2008-04-08 | 2010-08-04 | トヨタ自動車株式会社 | ウェブ蛇行修正装置及びウェブ蛇行修正方法 |
EP3276308B1 (de) * | 2016-07-27 | 2018-09-05 | Siemens Aktiengesellschaft | Messgerät |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3007052A (en) * | 1958-12-03 | 1961-10-31 | Industrial Nucleonics Corp | Measuring apparatus |
US3067939A (en) * | 1959-01-09 | 1962-12-11 | Lab For Electronics Inc | Control system |
US3216241A (en) * | 1960-06-23 | 1965-11-09 | Lab For Electronics Inc | Moisture gauging system |
US3190261A (en) * | 1960-09-28 | 1965-06-22 | Lab For Electronics Inc | Control system |
US3248545A (en) * | 1962-05-29 | 1966-04-26 | Lab For Electronics Inc | Radiation gauge system with controls |
-
1967
- 1967-04-12 US US630393A patent/US3557351A/en not_active Expired - Lifetime
-
1968
- 1968-04-01 GB GB1233350D patent/GB1233350A/en not_active Expired
- 1968-04-01 GB GB1229770D patent/GB1229770A/en not_active Expired
- 1968-04-01 GB GB1228001D patent/GB1228001A/en not_active Expired
- 1968-04-10 DE DE19681763151 patent/DE1763151A1/de active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2476535A1 (fr) * | 1980-02-21 | 1981-08-28 | Windmoeller & Hoelscher | Procede de regulation de l'epaisseur de feuilles planes fabriquees dans des installations d'extrusion de feuilles planes |
DE3215067A1 (de) * | 1982-04-05 | 1983-10-06 | Showa Electric Wire & Cable Co | Automatische pruefvorrichtung zum nachweis von fremdkoerpern |
GB2204411A (en) * | 1987-05-01 | 1988-11-09 | Bwg Bergwerk Walzwerk | Monitoring device for transverse curvature etc., in metal strips |
WO1990001673A1 (de) * | 1988-08-10 | 1990-02-22 | Sulzer-Escher Wyss Gmbh | Messvorrichtung zur querprofilmessung einer papierbahn |
US5298122A (en) * | 1988-08-10 | 1994-03-29 | Sulzer Escher Wyss | Measuring device and method for measuring the crosswise profile of a paper web |
EP0383477A1 (en) * | 1989-02-07 | 1990-08-22 | Jackson Jordan, Inc | Railway rail profile measuring apparatus |
Also Published As
Publication number | Publication date |
---|---|
GB1229770A (sv) | 1971-04-28 |
GB1233350A (sv) | 1971-05-26 |
US3557351A (en) | 1971-01-19 |
DE1763151A1 (de) | 1971-07-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PLNP | Patent lapsed through nonpayment of renewal fees |